43423793 has 8 divisors (see below), whose sum is σ = 51785088. Its totient is φ = 35601984.

The previous prime is 43423771. The next prime is 43423799. The reversal of 43423793 is 39732434.

43423793 = 12⁴ + 13⁴ + ... + 46⁴.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43423793 - 2¹⁶ = 43358257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43423799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134696 + ... + 135017.

It is an arithmetic number, because the mean of its divisors is an integer number (6473136).

Almost surely, 2^43423793 is an apocalyptic number.

It is an amenable number.

43423793 is a deficient number, since it is larger than the sum of its proper divisors (8361295).

43423793 is a wasteful number, since it uses less digits than its factorization.

43423793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269743.

The product of its digits is 54432, while the sum is 35.

The square root of 43423793 is about 6589.6732088928. The cubic root of 43423793 is about 351.4869878168.

The spelling of 43423793 in words is "forty-three million, four hundred twenty-three thousand, seven hundred ninety-three".